Treatment for pernicious anemia depends on the underlying cause, but generally includes interventions that are aimed at increasing the vitamin B12 level in the body. Therefore, treatment usually consists of either oral or intramuscular vitamin B12 supplements depending on the severity of the pernicious anemia.
What is pernicious anemia and how is it treated?
Sep 24, 2021 · Which of the following is a common treatment for pernicious anemia caused by inadequate absorption? A)Injection of cobalamin B)Topical administration of liver extract C)Oral supplements of B-vitamin complex D)A diet high in liver and green, leafy vegetables
Is pernicious anemia an autoimmune disease?
Pernicious anemia results from a deficiency of a. folate. b. selenium. c. vitamin B12. d. iron and copper. a 13. Which of the following is a common treatment for pernicious anemia caused by inadequate absorption? a. Injection of cobalamin b. Topical administration of liver extract c. Oral supplements of B-vitamin complex d.
What is the difference between megaloblastic anemia and pernicious anemia?
Therefore, treatment usually consists of either oral or intramuscular vitamin B12 supplements depending on the severity of the pernicious anemia. Some individuals may only require vitamin B12 supplements, and advice to start eating foods high in B12. In some cases, daily, weekly, or monthly intramuscular injections of vitamin B12 may be required.
Which of the following is required for the absorption of dietary vitamin B12?
Absorption of vitamin B12 requires the presence of intrinsic factor, a protein secreted by parietal cells in the stomach.
What is the treatment for B12 deficiency?
Vitamin B12 deficiency anaemia is usually treated with injections of vitamin B12. There are 2 types of vitamin B12 injections: hydroxocobalamin. cyanocobalamin.
What protein is needed for vitamin B12 absorption in the intestine?
Normally, vitamin B12 is readily absorbed in the last part of the small intestine (ileum), which leads to the large intestine. However, to be absorbed, the vitamin must combine with intrinsic factor, a protein produced in the stomach.
Which of the following vitamins when taken in large doses can lead to a flush reaction?
Too much Niacin. Consuming large doses of niacin supplements beyond 35mg/day may cause flushed skin, rashes, hypotension symptoms, or liver damage (Table 2).
What is pernicious Anaemia?
Pernicious anaemia is an autoimmune condition that affects your stomach. An autoimmune condition means your immune system, the body's natural defence system that protects against illness and infection, attacks your body's healthy cells. Vitamin B12 is combined with a protein called intrinsic factor in your stomach.
What causes pernicious anemia?
Pernicious anemia involves autoimmune inflammation in the stomach and the inability to absorb vitamin B12 in the small intestine. While vitamin B12 deficiency anemia may be caused by a lack of vitamin B12 in the diet, pernicious anemia is caused by an inability to absorb vitamin B12.
What is needed to help absorb vitamin B12 in the intestines quizlet?
Parietal cells produce hydrochloric acid and a substance called intrinsic factor, which is needed for adequate intestinal absorption of vitamin B12.
What is B12 prescribed for?
About cyanocobalamin It's used to treat and prevent vitamin B12 deficiency anaemia (when you have low levels of this vitamin in your body). Your body requires vitamin B12 to make red blood cells.Mar 10, 2021
Which enzyme helps in absorption of vitamin B12?
Absorption. In food, vitamin B12 is attached to a protein that must be removed in the stomach by gastric acid and an enzyme called pepsin. Once B12 is free, a binding protein attaches to it and protects it while it's transported to the small intestine.
When taken in large doses which of the following vitamins is associated with liver injury and peptic ulcers?
Serious side effects are most likely if you take between 2,000 to 6,000 mg of niacin a day. If you think you might have overdosed on niacin, seek medical attention immediately. If you have liver disease, peptic ulcer disease or severe low blood pressure (hypotension), don't take large amounts of niacin.
Which vitamin is needed for fadh formation?
FAD is formed of a riboflavin moiety (vitamin B2), coupled to a phosphate group of an ADP molecule. The reaction starts by the conversion of riboflavin into flavin mononucleotide catalyzed by riboflavin kinase.
Which of the following conditions can result from a deficiency of the B complex vitamins and vitamin C?
Severe deficiency, called scurvy, causes bruising, gum and dental problems, dry hair and skin, and anemia. The diagnosis is based on symptoms and sometimes blood tests. Increasing consumption of fresh fruits and vegetables or taking vitamin C supplements by mouth usually corrects the deficiency.
What is pernicious anemia?
Pernicious anemia is a condition in which the body does not have enough healthy red blood cells due to insufficient vitamin B12. Vitamin B12, also...
What causes pernicious anemia?
Pernicious anemia is caused by the body’s inability to absorb vitamin B12 from the small intestine, due to a lack of a protein called intrinsic fac...
Is pernicious anemia an autoimmune disease?
Pernicious anemia can also be considered an autoimmune condition. In certain individuals, the body’s immune system either directly attacks protein...
What are the signs and symptoms of pernicious anemia?
Signs and symptoms of pernicious anemia can include paleness of the skin and mucous membranes, general weakness, fatigue, nausea, vomiting, glossit...
How is pernicious anemia diagnosed?
Pernicious anemia diagnosis is based on medical and family history, physical examination, and a variety of blood tests. The healthcare provider wil...
How is pernicious anemia treated?
Treatment for pernicious anemia depends on the underlying cause, but generally includes interventions that are aimed at increasing the vitamin B12...
What are the most important facts to know about pernicious anemia?
Pernicious anemia is a condition where there is an insufficient number of healthy red blood cells due to a lack of vitamin B12. Vitamin B12 is a ty...